... /T,L/C Feature Grade:GB 3Cr17NiMo / W-Nr 1.2316 ESR / JIS SUS420J2 ESR / AISI 420J2 ESR / BOHLER M300 / DIN X30WMo17 / DAIDO ... 50-380mm/dia. ;Flat, 30~250*150~610 mm ;Length, 1.5-6m Delivery Conditions:Conventional or ESR, hot rolling or ... 30~0.600.60~0.8016.00~18.000.40~1.00<0.025<0.015Hardness: 32~36HRC,annealed to HB ... acid during process, such as CA, POM product. 3Cr17NiMo / 1.2316 Tool Steel Flat